MCP3905L Microchip Technology, MCP3905L Datasheet - Page 8

• Manufacturer Part Number: MCP3905L
• Description: (MCP3905A / MCP3906A) Energy Metering ICs
• Manufacturer: Microchip Technology

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MCP3905A/05L/06A
Note: Unless otherwise specified, DV
MCLK = 3.58 MHz.
FIGURE 2-11:
Input Frequency.
FIGURE 2-12:
(DC Mode, HPF off), G = 1.
FIGURE 2-13:
(DC Mode, HPF off), G = 8.
DS22011A-page 8
3000
2500
2000
1500
1000
3000
2500
2000
1500
1000
-0.1
-0.2
-0.3
-0.4
-0.5
0.5
0.4
0.3
0.2
0.1
500
500
0
0
0
40
50
Measurement Error vs.
Channel 0 Offset Error
Channel 0 Offset Error
Channel 0 Offset (V)
Channel 0 Offset (V)
PF = 1
Frequency (Hz)
60
PF = 0.5
16384 Samples
Mean = -3.76 mV
Std. Dev = 110.4 µV
DD
16384 Samples
Mean = -470.2 µV
Std. Dev = 13.8 µV
70
, AV
DD
= 5V; A
80
GND
, D
GND
FIGURE 2-14:
(DC Mode, HPF Off), G = 16.
FIGURE 2-15:
(G = 16).
FIGURE 2-16:
G = 16, External V
= 0V; V
-0.05
-0.15
-0.05
2500
2000
1500
1000
0.25
0.15
0.05
0.25
0.15
0.05
500
-0.1
-0.1
0.3
0.2
0.1
0.2
0.1
0.0001
0.0001
0
0
0
REF
16384 Samples
Mean = - 234.7 µV
Std. dev = - 6.91 µV
V
V
DD
DD
= Internal, HPF = 1 (AC mode),
=5.25V
=5.0V
0.0010
0.0010
CH0 Vp-p Amplitude (V)
CH0 Vp-p Amplitude (V)
REF
Channel 0 Offset Error
Measurement Error vs. V
Measurement Error vs. V
Channel 0 Offset (V)
© 2006 Microchip Technology Inc.
V
.
DD
=4.75V
V
0.0100
0.0100
V
DD
DD
=4.5V
=5.0V
V
V
DD
DD
0.1000
=4.5V
0.1000
=4.75V
V
V
DD
DD
V
DD
=5.5V
=5.5V
=5.25V
1.0000
1.0000
DD
DD
,